If you are looking for better sixty foot times and more control, look no further than QA1's "R" Series Mustang II Pro Coil System. Built specifically for drag racing, this system has 18 valving options of rebound adjustment and a firm compression, to give you the control you have been looking for. Choose a spring rate specific to your setup to store energy and transfer weight the way you prefer. Each pro coil system includes (2) QA1 high performance shocks, (2) chrome plated, specially designed springs and all mounting hardware. !

Mounting Hardware Included

Easy, Bolt-In Installation

No Cutting or Welding Needed

Coil-Over

Ride Height Adjustable

Lightweight Aluminum

100% Dyno Tested and Serialized

Rebuildable and Revalvable by the QA1 Factory or QA1 Authorized Service Centers